Article Photos: As pot goes proper, a history of weed 13/14

FILE - In this 1997 file photo provided by CBS, Murphy Brown, portrayed by actress Candice Bergen, smokes a marijuana cigarette to quell nausea induced by the chemotherapy used to treat her breast cancer. On the occasion of  âLegalization Day,â Thursday, Dec. 6, 2012, when Washingtonâs new law takes effect, AP takes a look back at the cultural and legal status of the âevil weedâ in American history. (AP Photo/CBS, Spike Nannarello, File)